Example usage for org.apache.commons.digester Digester parse

List of usage examples for org.apache.commons.digester Digester parse

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Introduction

In this page you can find the example usage for org.apache.commons.digester Digester parse.

Prototype

public Object parse(URL url) throws IOException, SAXException

Source Link

Document

Parse the content of the specified URL using this Digester.

Usage

From source file:org.apache.struts.action.RegistryServlet.java

/**
 * Parse the specified activity definition file for this instance.
 *
 * @param path Context-relative resource path of the activity
 *  definition file//from www.j  ava2 s. c  om
 *
 * @exception ServletException on any processing error in parsing
 */
private void parse(String path) throws ServletException {

    // Get an input source for the specified path
    InputStream is = getServletContext().getResourceAsStream(path);
    if (is == null)
        throw new UnavailableException("Cannot access resource " + path);

    // Configure a Digester instance to parse our definition file
    Digester digester = new Digester();
    digester.setNamespaceAware(true);
    digester.setValidating(false);
    digester.push(this);

    // Add rules to recognize the built-in steps that we know about
    BaseRuleSet brs = new BaseRuleSet();
    digester.addRuleSet(brs);
    digester.addRuleSet(new CoreRuleSet());
    digester.addRuleSet(new IoRuleSet());
    digester.addRuleSet(new WebRuleSet());

    // Add a rule to register the Activity being created
    digester.setRuleNamespaceURI(brs.getNamespaceURI());
    digester.addSetNext("activity", "setActivity", "org.apache.commons.workflow.Activity");

    // Parse the activity definition file
    try {
        digester.parse(is);
    } catch (Throwable t) {
        log("Cannot parse resource " + path, t);
        throw new UnavailableException("Cannot parse resource " + path);
    } finally {
        try {
            is.close();
        } catch (Throwable u) {
            ;
        }
    }

}

From source file:org.apache.struts.apps.mailreader.dao.impl.memory.MemoryUserDatabase.java

public void open() throws Exception {

    FileInputStream fis = null;/*from ww w  . ja  v a  2 s .c  o  m*/
    BufferedInputStream bis = null;

    try {

        // Acquire an input stream to our database file
        if (log.isDebugEnabled()) {
            log.debug("Loading database from '" + pathname + "'");
        }
        fis = new FileInputStream(pathname);
        bis = new BufferedInputStream(fis);

        // Construct a digester to use for parsing
        Digester digester = new Digester();
        digester.push(this);
        digester.setValidating(false);
        digester.addFactoryCreate("database/user", new MemoryUserCreationFactory(this));
        digester.addFactoryCreate("database/user/subscription", new MemorySubscriptionCreationFactory());

        // Parse the input stream to initialize our database
        digester.parse(bis);
        bis.close();
        bis = null;
        fis = null;
        this.open = true;

    } catch (Exception e) {

        log.error("Loading database from '" + pathname + "':", e);
        throw e;

    } finally {

        if (bis != null) {
            try {
                bis.close();
            } catch (Throwable t) {
                // do nothing
            }
            bis = null;
            fis = null;
        }

    }

}

From source file:org.apache.struts.config.TestModuleConfig.java

private void parseConfig(String publicId, String entityURL, String strutsConfig) {
    // Prepare a Digester for parsing a struts-config.xml file
    Digester digester = new Digester();

    digester.push(config);//  w w  w. j a v  a  2 s .co m
    digester.setNamespaceAware(true);
    digester.setValidating(true);
    digester.addRuleSet(new ConfigRuleSet());
    digester.register(publicId, this.getClass().getResource(entityURL).toString());

    // Parse the test struts-config.xml file
    try {
        InputStream input = this.getClass().getResourceAsStream(strutsConfig);

        assertNotNull("Got an input stream for " + strutsConfig, input);
        digester.parse(input);
        input.close();
    } catch (Throwable t) {
        t.printStackTrace(System.out);
        fail("Parsing threw exception:  " + t);
    }
}

From source file:org.apache.struts.examples.mailreader.memory.MemoryUserDatabase.java

public void open() throws Exception {

    FileInputStream fis = null;/*from w  ww .  j  a v  a 2  s. c o m*/
    BufferedInputStream bis = null;

    try {

        // Acquire an input stream to our database file
        if (log.isDebugEnabled()) {
            log.debug("Loading database from '" + pathname + "'");
        }
        fis = new FileInputStream(pathname);
        bis = new BufferedInputStream(fis);

        // Construct a digester to use for parsing
        Digester digester = new Digester();
        digester.push(this);
        digester.setValidating(false);
        digester.addFactoryCreate("database/user", new MemoryUserCreationFactory(this));
        digester.addFactoryCreate("database/user/subscription", new MemorySubscriptionCreationFactory());

        // Parse the input stream to initialize our database
        digester.parse(bis);
        bis.close();
        bis = null;
        fis = null;

    } catch (Exception e) {

        log.error("Loading database from '" + pathname + "':", e);
        throw e;

    } finally {

        if (bis != null) {
            try {
                bis.close();
            } catch (Throwable t) {
                ;
            }
            bis = null;
            fis = null;
        }

    }

}

From source file:org.apache.struts.plugins.DigestingPlugIn.java

/**
 * <p>Initialize a <code>Digester</code> and use it to parse a
 * configuration file, resulting in a root object which will be placed into
 * the ServletContext.</p>/*from w w  w.  ja  v a2 s  .c  om*/
 *
 * @param servlet ActionServlet that is managing all the
 *  modules in this web application
 * @param config ModuleConfig for the module with which
 *  this plug-in is associated
 *
 * @throws ServletException if this <code>PlugIn</code> cannot
 *  be successfully initialized
 */
public void init(ActionServlet servlet, ModuleConfig config) throws ServletException {

    this.servlet = servlet;
    this.moduleConfig = config;

    Object obj = null;

    Digester digester = this.initializeDigester();

    if (this.push) {
        log.debug("push == true; pushing plugin onto digester stack");
        digester.push(this);
    }

    try {
        log.debug("XML data file: [path: " + this.configPath + ", source: " + this.configSource + "]");

        URL configURL = this.getConfigURL(this.configPath, this.configSource);
        if (configURL == null)
            throw new ServletException("Unable to locate XML data file at [path: " + this.configPath
                    + ", source: " + this.configSource + "]");
        obj = digester.parse(configURL.openStream());

    } catch (IOException e) {
        // TODO Internationalize msg
        log.error("Exception processing config", e);
        throw new ServletException(e);

    } catch (SAXException e) {
        // TODO Internationalize msg
        log.error("Exception processing config", e);
        throw new ServletException(e);
    }

    this.storeGeneratedObject(obj);
}

From source file:org.apache.struts.service.ServiceManager.java

/** Read self-contained config with help of digester.
 *//*from  w  w  w  . j a v  a  2s  .c  o  m*/
public void initConfig() throws Exception {

    String value = null;
    String configLocation = "service-manager.xml";

    try {
        value = System.getProperty("org.apache.struts.service.Debug");
        setDebug(Integer.parseInt(value));
    } catch (Throwable t) {
        setDebug(0);
    }

    try {
        value = System.getProperty("org.apache.struts.service.ConfigLocation");
    } catch (SecurityException e) {
        throw e;
    } catch (Exception e) {
        if (debug > 0)
            logHelper.log(internal.getMessage("configLocationProperty.emptyProperty", configLocation));
    }
    if (value != null)
        configLocation = value;

    int detail;
    try {
        value = System.getProperty("org.apache.struts.service.ConfigDetail");
        detail = Integer.parseInt(value);
    } catch (Throwable t) {
        detail = 0;
    }

    // Acquire an input stream to our configuration resource
    InputStream input = new FileInputStream(configLocation);

    // Build a digester to process our configuration resource
    Digester digester = initDigester(detail);

    // Parse the input stream to configure our mappings
    try {
        digester.parse(input);
    } catch (SAXException e) {
        throw e;
    } finally {
        input.close();
    }

}

From source file:org.apache.struts.webapp.example2.memory.MemoryUserDatabase.java

/**
 * <p>Initiate access to the underlying persistence layer.</p>
 *
 * @exception Exception if a database access error occurs
 *///from ww  w  .ja  va 2s. co m
public void open() throws Exception {

    FileInputStream fis = null;
    BufferedInputStream bis = null;

    try {

        // Acquire an input stream to our database file
        if (log.isDebugEnabled()) {
            log.debug("Loading database from '" + pathname + "'");
        }
        fis = new FileInputStream(pathname);
        bis = new BufferedInputStream(fis);

        // Construct a digester to use for parsing
        Digester digester = new Digester();
        digester.push(this);
        digester.setValidating(false);
        digester.addFactoryCreate("database/user", new MemoryUserCreationFactory(this));
        digester.addFactoryCreate("database/user/subscription", new MemorySubscriptionCreationFactory(this));

        // Parse the input stream to initialize our database
        digester.parse(bis);
        bis.close();
        bis = null;
        fis = null;

    } catch (Exception e) {

        log.error("Loading database from '" + pathname + "':", e);
        throw e;

    } finally {

        if (bis != null) {
            try {
                bis.close();
            } catch (Throwable t) {
                ;
            }
            bis = null;
            fis = null;
        }

    }

}

From source file:org.apache.uima.alchemy.digester.categorization.JsonTextCategorizationDigester.java

public Results parseAlchemyXML(InputStream stream) throws IOException, SAXException, URISyntaxException {

    Digester digester = new JsonDigester();
    digester.setValidating(false);//from w w  w .  j ava2  s  .  co  m
    digester.addObjectCreate("$", CategorizationResults.class);
    digester.addBeanPropertySetter("$/status", "status");
    digester.addBeanPropertySetter("$/url", "url");
    digester.addBeanPropertySetter("$/language", "language");
    digester.addBeanPropertySetter("$/category", "category");
    digester.addBeanPropertySetter("$/score", "score");
    return (Results) digester.parse(stream);
}

From source file:org.apache.uima.alchemy.digester.categorization.XMLTextCategorizationDigester.java

public Results parseAlchemyXML(InputStream stream) throws IOException, SAXException, URISyntaxException {
    Digester digester = new Digester();
    digester.setValidating(false);/*from ww  w .j a va 2 s.co m*/

    digester.addObjectCreate("results", CategorizationResults.class);
    digester.addBeanPropertySetter("results/status", "status");
    digester.addBeanPropertySetter("results/url", "url");
    digester.addBeanPropertySetter("results/category", "category");
    digester.addBeanPropertySetter("results/score", "score");
    return (Results) digester.parse(stream);
}

From source file:org.apache.uima.alchemy.digester.entity.annotated.XMLAnnotatedEntityExtractionDigester.java

public Results parseAlchemyXML(InputStream stream) throws IOException, SAXException, URISyntaxException {
    Digester digester = new Digester();
    digester.setValidating(false);//from   ww  w  .  ja v  a2 s .co  m

    digester.addObjectCreate("results", AnnotatedResults.class);
    digester.addBeanPropertySetter("results/status", "status");
    digester.addBeanPropertySetter("results/language", "language");
    digester.addBeanPropertySetter("results/text", "text");
    digester.addBeanPropertySetter("results/url", "url");
    digester.addBeanPropertySetter("results/annotatedText", "annotatedText");
    return (Results) digester.parse(stream);
}